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Yuri Shima Lighthouse

Fl (3) White 12s🇯🇵Matsuyama, JPOperational

Location & Light Range

About Yuri Shima Lighthouse

The Yuri Shima lighthouse is a 17-meter cylindrical stone tower, painted black with a red horizontal band. It stands on a round pier and is topped with a lantern and gallery. The light is situated 32 meters above sea level and emits a white flash every 12 seconds. This structure marks the southeastern tip of Yuri Shima, an uninhabited island located approximately 15 kilometers west of Matsuyama. The lighthouse is accessible by boat, with the site open to visitors but the tower closed.

Why it matters: This lighthouse marks the southeastern extremity of Yuri Shima, guiding vessels navigating the waters west of Matsuyama in the Seto Inland Sea.

Light & Optic

Characteristic Signature
Fl (3) White 12s
Flash Type
Flashing
Light Color
White
Flash Count
3 flashes
Interval
12s
Raw Code
Fl W 12s
Focal Height
32m
Geographic Range
15.7NM

Location

City
Matsuyama
Country
🇯🇵Japan
Region
Ehime Prefecture
Sea Region
southeastern tip of Yuri Shima, an uninhabited island about 15 km west of the Matsuyama waterfront
Latitude
33.8454°
Longitude
132.5323°

References & Identifiers

Nearest Port
Ihota(7.6 km)
Admiralty No.
M5645
NGA No.
9140

Tower & Structure

Tower Height
17m
Tower Shape
cylindrical
Tower Color
black with a red horizontal band
Material
stone

Structure: round strongly conical stone tower with lantern and gallery, mounted on a round pier

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Yuri Shima Lighthouse at night?+
Yuri Shima displays the characteristic Fl (3) White 12s — 3 white flashes every 12 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area. The white color may indicate a specific sector or warning zone.
Which ports and harbors does Yuri Shima Lighthouse guide vessels into?+
Yuri Shima Lighthouse assists vessels approaching 5 nearby ports. The closest is Ihota at 7.8 NM to the NW. Other ports served include Masaki (8.4 NM E), Mitsuhama (8.4 NM E), Matsuyama (9.2 NM ENE), Hojo (14.5 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Yuri Shima Lighthouse still active and maintained?+
Yes, Yuri Shima Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
What shipping routes pass near Yuri Shima Lighthouse?+
Yuri Shima Lighthouse is located within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Yuri Shima Lighthouse?+
You can track vessels near Yuri Shima Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.